/*
 * Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
 * All rights reserved.
 *
 * This file is part of Harmattan SmashMiner OpenGL game application.
 * 
 * Harmattan SmashMiner OpenGL Example Application version 1.0.0
 *  
 * Latest update: 15.4.2011
 *
 * The Harmattan SmashMiner OpenGL example application demonstrates how to use 
 * the OpenGL ES in Harmattan devices.
 *
 * This example is provided as a starting point for 3rd party
 * developers (you) to ease the implementation of OpenGL based 
 * games. Ideas, parts of code or methodologies that this
 * example application uses can be freely used without restrictions.
 *
 * See file README.txt how to build and compile this example application
 * in the Harmattan SDK environment. 
 * 
 * See file INSTALL.txt to find out what is required to run this
 * application and how to install the application to the device or
 * alternatively in QEMU-emulator.
 *
 * The LICENSE.txt file explains the license this software is provided
 * with. A copy of the same license is included in this source file.
 * 
 */

/*
 * Copyright (C) 2011 by Nokia Corporation.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

#ifndef METEORSHOWER_H
#define METEORSHOWER_H

//#include "defines.h"     // include this before anything else.
#include "gameobject.h"

#include <QGLWidget>    // just for GLfloat...

class MeteorShower : public GameObject
{
public:

    MeteorShower(int, bool, FPtype, FPtype, FPtype);
    ~MeteorShower();

    FPtype getRadius(FPtype) const;
    void storeRadius(FPtype);

    void animate(FPtype);

    GLfloat * vertexArray();
    GLfloat * colorArray();

    int numVertices() const;

    void setStartAndCenterPositions(const FPtype *, const FPtype *);
    bool centerPointPassed();

private:
    /// Start time of the meteor shower
    FPtype startTime;
    /// Start radius of the meteor shower
    FPtype startRadius;
    /// Radius change of the meteor shower
    FPtype radiusChange;
    /// X Position of each meteor
    FPtype *relativePositionX;
    /// Y Position of each meteor
    FPtype *relativePositionY;
    /// Angular velocity of each meteor
    FPtype *angularVelocity;
    /// Vertices of meteor shower
    GLfloat *vertices;
    /// Colors of meteor shower
    GLfloat *colors;
    /// Center X position of meteor shower
    GLfloat centerX;
    /// Center Y position of meteor shower
    GLfloat centerY;
    /// Vector from center point of meteor shower to starting X point at the movement of meteor shower
    GLfloat vectorCenterToStartX;
    /// Vector from center point of meteor shower to starting Y point at the movement of meteor shower
    GLfloat vectorCenterToStartY;
};

#endif // METEORSHOWER_H
